7854140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{56101}}^1$

素因数の和:56117

約数の個数: 24

約数和(自身を含む): 18850272

約数和(自身を除く): 10996132

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 56101, 112202, 224404, 280505, 392707, 561010, 785414, 1122020, 1570828, 1963535, 3927070, 7854140]

約数ペア:

[(1, 7854140), (2, 3927070), (4, 1963535), (5, 1570828), (7, 1122020), (10, 785414), (14, 561010), (20, 392707), (28, 280505), (35, 224404), (70, 112202), (140, 56101)]